5444439 has 64 divisors (see below), whose sum is σ = 10214400. Its totient is φ = 2540160.

The previous prime is 5444429. The next prime is 5444447. The reversal of 5444439 is 9344445.

It is not a de Polignac number, because 5444439 - 2⁵ = 5444407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a d-powerful number, because it can be written as 5⁷ + 4 + 4 + 4⁹ + 4⁹ + 3¹⁴ + 9⁵ .

5444439 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5444419) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 147129 + ... + 147165.

It is an arithmetic number, because the mean of its divisors is an integer number (159600).

Almost surely, 2^5444439 is an apocalyptic number.

5444439 is a deficient number, since it is larger than the sum of its proper divisors (4769961).

5444439 is a wasteful number, since it uses less digits than its factorization.

5444439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85 (or 71 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 5444439 is about 2333.3321666664. The cubic root of 5444439 is about 175.9210109564.

It can be divided in two parts, 5 and 444439, that added together give a palindrome (444444).

The spelling of 5444439 in words is "five million, four hundred forty-four thousand, four hundred thirty-nine".